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发明名称
摘要
申请公布号
JPH0356360(B2)
申请公布日期
1991.08.28
申请号
JP19840076828
申请日期
1984.04.16
申请人
发明人
分类号
F16L55/16;F16L55/18
主分类号
F16L55/16
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